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Finding the Fourth Proportional to 350,523.20, 525,007.20 and 303,867.20

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Solution

The fourth proportional to 350,523.20, 525,007.20 and 303,867.20 is: 455,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,523.20 : 525,007.20 = 303,867.20 : x
  2. Step 2: Convert to fraction form
    350,523.20/525,007.20 = 303,867.20/x
  3. Step 3: Cross multiply
    350,523.20x = 525,007.20 × 303,867.20
  4. Step 4: Simplify right side
    350,523.20x = 159,532,467,843.84
  5. Step 5: Solve for x
    x = 159,532,467,843.84/350,523.20
  6. Step 6: Final answer
    x = 455,126.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.